ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 159 filers reported holding ENERGY RECOVERY INC in Q2 2021. The put-call ratio across all filers is 0.78 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $340,272 | -14.4% | 16,043 | +12.8% | 0.00% | 0.0% |
| Q2 2023 | $397,645 | +18.1% | 14,227 | -2.6% | 0.00% | 0.0% |
| Q1 2023 | $336,576 | +15.9% | 14,602 | +3.1% | 0.00% | 0.0% |
| Q4 2022 | $290,282 | -3.6% | 14,167 | +2.4% | 0.00% | 0.0% |
| Q3 2022 | $301,000 | +11.9% | 13,834 | -0.2% | 0.00% | 0.0% |
| Q2 2022 | $269,000 | +33.8% | 13,856 | +39.0% | 0.00% | +50.0% |
| Q1 2022 | $201,000 | -6.5% | 9,966 | -0.3% | 0.00% | 0.0% |
| Q4 2021 | $215,000 | +10.8% | 9,999 | -1.8% | 0.00% | 0.0% |
| Q3 2021 | $194,000 | -14.2% | 10,185 | +2.8% | 0.00% | 0.0% |
| Q2 2021 | $226,000 | +7.6% | 9,912 | -13.3% | 0.00% | 0.0% |
| Q1 2021 | $210,000 | +36.4% | 11,432 | +1.1% | 0.00% | +100.0% |
| Q4 2020 | $154,000 | +60.4% | 11,307 | -3.8% | 0.00% | 0.0% |
| Q3 2020 | $96,000 | – | 11,749 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trigran Investments, Inc. | 3,292,407 | $71,577,000 | 8.21% |
| Lagoda Investment Management, L.P. | 275,960 | $5,999,000 | 4.27% |
| ACK Asset Management | 717,400 | $15,596,000 | 4.13% |
| Avenir Corp | 1,721,164 | $37,418,000 | 3.97% |
| Montanaro Asset Management Ltd | 869,000 | $18,892,000 | 2.89% |
| Miura Global Management | 200,000 | $4,348,000 | 2.61% |
| EVR Research LP | 315,555 | $6,860,000 | 2.04% |
| SCHOLTZ & COMPANY, LLC | 129,895 | $2,686,000 | 1.92% |
| Mesirow Institutional Investment Management, Inc. | 516,095 | $11,220,000 | 1.63% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 458,532 | $9,968,000 | 1.59% |